Handle guard



FIG. 1 is a perspective view of a handle guard showing my new design; the broken line showing of the hammer being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a left side elevational view thereof, the right side being a mirror image;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for the handle guard, as shown and described. 